This kitchen faucet is a tri-flow faucet, (Hot/Cold and filter water). The filtered water is delivered via an independent tube in the faucet to avoid mixing with tap water. The faucet has a durable chrome finish for easy maintenance and care. This faucet has a dual handle one for filter water and the other for tap water. The tap water single handle control contains a mixing valve for achieving the desired water temperature. The filtered water dispensing handle has a variable valve for fast or slower filling.This faucet has 3/8 inch and 1/2 inch steel-wire-braided connection hoses to connect to your water supply connections. The connection hoses are 1.5 feet long for easy connections.This faucet is NSF / ANSI Standard 61 approved